BIO 1500 EXAM GUIDE QUESTIONS
AND ANSWERS
T/F It is less expensive for a plant to produce induced chemicals such as alkaloids
compared to
those always present in the plant. - ANSWER-TRUE
Which of the following is an adaptation of conifer leaves to dry sites? - ANSWER-
Sunken Stomatas
T/F Mosses require free-standing water (rainwater, dew) for sexual reproduction. -
ANSWER-TRUE
What is an example of primary succession? - ANSWER-plant growth on a bare rock
A forest considered a "carbon sink" features - ANSWER-More CO2 uptaken via
photosynthesis than released via decomposition
Large amounts of carbon stored in biomass
T/F 2016 was the hottest year on record, but most of the other recent abnormally hot
years occurred prior to 1990. - ANSWER-FALSE
How does the "greenhouse effect" work? - ANSWER-CO2 in the atmosphere
absorbs and re-emits reflected heat
Some plants attract insects to help them defend against herbivores using -
ANSWER-Release of volatile signal chemicals
What is the rationale for replacing fossil fuels with biofuels made from plants? -
ANSWER-Plants are already part of the carbon cycle
Which of the following types of gymnosperms is thought to be most closely related to
the angiosperms? - ANSWER-Gnetophytes
When a cone (from a conifer) matures, it opens because - ANSWER-The cells at the
base of the scales dry out
What is true of the Lycophytes? - ANSWER-Produce haploid seeds
What fungal group form the mycorrhizae? - ANSWER-Glomeromycetes
T/F The green structures of liverworts are diploid - ANSWER-FALSE
Mushrooms are: - ANSWER-The reproductive structures of fungi
Composed of tightly-packed hyphae
Carrying Capacity - ANSWER-the number of people, other living organisms, or crops
that a region can support without environmental degradation.
AND ANSWERS
T/F It is less expensive for a plant to produce induced chemicals such as alkaloids
compared to
those always present in the plant. - ANSWER-TRUE
Which of the following is an adaptation of conifer leaves to dry sites? - ANSWER-
Sunken Stomatas
T/F Mosses require free-standing water (rainwater, dew) for sexual reproduction. -
ANSWER-TRUE
What is an example of primary succession? - ANSWER-plant growth on a bare rock
A forest considered a "carbon sink" features - ANSWER-More CO2 uptaken via
photosynthesis than released via decomposition
Large amounts of carbon stored in biomass
T/F 2016 was the hottest year on record, but most of the other recent abnormally hot
years occurred prior to 1990. - ANSWER-FALSE
How does the "greenhouse effect" work? - ANSWER-CO2 in the atmosphere
absorbs and re-emits reflected heat
Some plants attract insects to help them defend against herbivores using -
ANSWER-Release of volatile signal chemicals
What is the rationale for replacing fossil fuels with biofuels made from plants? -
ANSWER-Plants are already part of the carbon cycle
Which of the following types of gymnosperms is thought to be most closely related to
the angiosperms? - ANSWER-Gnetophytes
When a cone (from a conifer) matures, it opens because - ANSWER-The cells at the
base of the scales dry out
What is true of the Lycophytes? - ANSWER-Produce haploid seeds
What fungal group form the mycorrhizae? - ANSWER-Glomeromycetes
T/F The green structures of liverworts are diploid - ANSWER-FALSE
Mushrooms are: - ANSWER-The reproductive structures of fungi
Composed of tightly-packed hyphae
Carrying Capacity - ANSWER-the number of people, other living organisms, or crops
that a region can support without environmental degradation.
